Walker



FIG. 1 is a perspective view of a walker showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom pan view thereof;

FIG. 6 is a side elevational view thereof, the opposite side being amirror image of that shown; and,

FIG. 7 illustrates the walker in folded status.

The ornamental design for walker, as shown and described.